, SecurityFocus 2006-01-27
ARLINGTON, Virginia -- A researcher has reopened the subject of beneficial worms, arguing that the capabilities of self-spreading code could perform better penetration testing inside networks, turning vulnerable systems into distributed scanners.

Anonymous
It is best summed up by Bruce Schneier:
'A worm is not "bad" or "good" depending on its payload. Viral propagation mechanisms are inherently bad, and giving them beneficial payloads doesn't make things better. A worm is no tool for any rational ...
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